| n | a(n) |
|---|---|
| 1 | 9 |
| 2 | 134 |
| 3 | 2669 |
| 4 | 50690 |
| 5 | 887491 |
| 6 | 14787217 |
| 7 | 237386464 |
| 8 | 3703836674 |
| 9 | 56499013470 |
| 10 | 846166990079 |
| 11 | 12481300976351 |
| 12 | 181756380764316 |
| 13 | 2617908346883386 |
| 14 | 37350611059955815 |
| 15 | 528493982152145690 |
| 16 | 7423498639698400616 |
[9,134,2669,50690,887491,14787217,237386464, 3703836674,56499013470,846166990079, 12481300976351,181756380764316,2617908346883386, 37350611059955815,528493982152145690, 7423498639698400616] |